268284485519 has 8 divisors (see below), whose sum is σ = 269037542928. Its totient is φ = 267532153920.

The previous prime is 268284485509. The next prime is 268284485543. The reversal of 268284485519 is 915584482862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 268284485519 - 2¹⁶ = 268284419983 is a prime.

It is a super-2 number, since 2×268284485519² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268284485509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 563129 + ... + 923949.

It is an arithmetic number, because the mean of its divisors is an integer number (33629692866).

Almost surely, 2^268284485519 is an apocalyptic number.

268284485519 is a deficient number, since it is larger than the sum of its proper divisors (753057409).

268284485519 is a wasteful number, since it uses less digits than its factorization.

268284485519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362905.

The product of its digits is 44236800, while the sum is 62.

The spelling of 268284485519 in words is "two hundred sixty-eight billion, two hundred eighty-four million, four hundred eighty-five thousand, five hundred nineteen".